CA1150557A - Method and apparatus for selective positioning of spectral filter during exposure control - Google Patents
Method and apparatus for selective positioning of spectral filter during exposure controlInfo
- Publication number
- CA1150557A CA1150557A CA000367714A CA367714A CA1150557A CA 1150557 A CA1150557 A CA 1150557A CA 000367714 A CA000367714 A CA 000367714A CA 367714 A CA367714 A CA 367714A CA 1150557 A CA1150557 A CA 1150557A
- Authority
- CA
- Canada
- Prior art keywords
- scene
- during
- exposure
- frequencies
- given
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000003595 spectral effect Effects 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000011156 evaluation Methods 0.000 claims description 42
- 230000005855 radiation Effects 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 25
- 238000005286 illumination Methods 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 15
- 230000006872 improvement Effects 0.000 claims description 10
- 230000004044 response Effects 0.000 claims description 7
- 230000000977 initiatory effect Effects 0.000 claims 2
- 230000007246 mechanism Effects 0.000 description 23
- 238000001914 filtration Methods 0.000 description 13
- 230000001276 controlling effect Effects 0.000 description 12
- 240000007320 Pinus strobus Species 0.000 description 8
- 238000002310 reflectometry Methods 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 238000005266 casting Methods 0.000 description 6
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- 230000000873 masking effect Effects 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
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- 230000003287 optical effect Effects 0.000 description 5
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- 230000010354 integration Effects 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
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- 230000011514 reflex Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
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- 238000001228 spectrum Methods 0.000 description 2
- 101000836150 Homo sapiens Transforming acidic coiled-coil-containing protein 3 Proteins 0.000 description 1
- 102100027048 Transforming acidic coiled-coil-containing protein 3 Human genes 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
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- 230000009977 dual effect Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/108,219 US4351593A (en) | 1979-12-31 | 1979-12-31 | Method and apparatus for selective positioning of spectral filter during exposure control |
| US108,219 | 1987-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1150557A true CA1150557A (en) | 1983-07-26 |
Family
ID=22320945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000367714A Expired CA1150557A (en) | 1979-12-31 | 1980-12-30 | Method and apparatus for selective positioning of spectral filter during exposure control |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4351593A (https=) |
| JP (1) | JPS56149021A (https=) |
| CA (1) | CA1150557A (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4491406A (en) * | 1979-12-31 | 1985-01-01 | Polaroid Corporation | Method and apparatus employing dual photocells for removing spectral filter during strobe pulse |
| US4431286A (en) * | 1981-10-13 | 1984-02-14 | Polaroid Corporation | Photographic exposure control system having selectable ambient and flash modes |
| JPS60104835U (ja) * | 1983-12-23 | 1985-07-17 | コニカ株式会社 | 記録装置 |
| US4687926A (en) * | 1984-12-20 | 1987-08-18 | Polaroid Corporation | Spectrally filtered lens producing plural f-numbers with different spectral characteristics |
| US4785322A (en) * | 1987-12-10 | 1988-11-15 | Polaroid Corporation | Infrared wink ranging system |
| CN120703622B (zh) * | 2025-07-09 | 2026-01-30 | 江苏新能盐海储能科技有限公司 | 一种用于储能电池的储电性能衰减异变检测方法 |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2015261A (en) * | 1932-12-12 | 1935-09-24 | Agfa Ansco Corp | Diaphragm for cameras |
| US2380216A (en) * | 1942-02-09 | 1945-07-10 | Eastman Kodak Co | Lens system |
| DE1141093B (de) * | 1956-05-11 | 1962-12-13 | Rollei Werke Franke Heidecke | Photoelektrischer Belichtungsmesser |
| US2841064A (en) * | 1957-08-13 | 1958-07-01 | Bell & Howell Co | Exposure control for photographic cameras |
| US3053159A (en) * | 1958-09-11 | 1962-09-11 | Bell & Howell Co | Camera diaphragm and blade therefor |
| BE587824A (https=) * | 1959-02-20 | |||
| US3035503A (en) * | 1959-05-18 | 1962-05-22 | Eastman Kodak Co | Automatic exposure control for photographic cameras |
| US3006265A (en) * | 1959-08-07 | 1961-10-31 | Bell & Howell Co | Exposure control with diffraction compensation |
| US3173347A (en) * | 1963-03-06 | 1965-03-16 | Eastman Kodak Co | Autoamtic exposure control for a camera |
| US3176599A (en) * | 1963-04-29 | 1965-04-06 | Eastman Kodak Co | Filter compensation device |
| US3270638A (en) * | 1963-07-22 | 1966-09-06 | Eastman Kodak Co | Photometric system |
| US3208363A (en) * | 1964-05-11 | 1965-09-28 | Eastman Kodak Co | Automatic film sensitivity compensation |
| US3314349A (en) * | 1964-08-14 | 1967-04-18 | Bell & Howell Co | Light source controlled filter actuating mechanism for motion picture camera |
| US3468228A (en) * | 1966-09-02 | 1969-09-23 | Polaroid Corp | Color compensated shutter |
| US3536408A (en) * | 1967-04-14 | 1970-10-27 | Donald W Norwood | Compatible photoelectric device having greater response to a prime portion of a scene |
| US3583299A (en) * | 1968-10-07 | 1971-06-08 | Polaroid Corp | Environmentally compensated follow-focus flash photography |
| US3589258A (en) * | 1968-11-29 | 1971-06-29 | Bell & Howell Co | Light control means in a camera |
| US3709615A (en) * | 1969-02-28 | 1973-01-09 | Calumet Photographic Inc | Integrating light meter with movable meter mechanism |
| US3672281A (en) * | 1970-04-15 | 1972-06-27 | Polaroid Corp | Reflex camera |
| US3661466A (en) * | 1970-06-25 | 1972-05-09 | Eastman Kodak Co | Photometric system for cameras |
| US3832722A (en) * | 1971-08-03 | 1974-08-27 | Polaroid Corp | Apparatus and system for flash photography |
| FR2191745A5 (https=) * | 1972-07-06 | 1974-02-01 | Sopelem | |
| US3856418A (en) * | 1973-06-25 | 1974-12-24 | I Levine | Light metering and controlling device |
| US3896458A (en) * | 1973-07-05 | 1975-07-22 | Polaroid Corp | Automatic exposure control system |
| US3903413A (en) * | 1973-12-06 | 1975-09-02 | Polaroid Corp | Glass-filled polymeric filter element |
| US3942183A (en) * | 1974-07-02 | 1976-03-02 | Polaroid Corporation | Camera with pivoting blades |
| US4040072A (en) * | 1976-01-13 | 1977-08-02 | Polaroid Corporation | Shutter latch arrangement releasable through shutter blade actuation and resettable through film advancement |
| US4040070A (en) * | 1976-04-05 | 1977-08-02 | Eastman Kodak Company | Optimized flash exposure |
| US4156564A (en) * | 1977-05-25 | 1979-05-29 | Canon Kabushiki Kaisha | Photometric device |
| US4104653A (en) * | 1977-05-31 | 1978-08-01 | Polaroid Corporation | Scanning shutter blade arrangement with ambient and flash ranges |
| US4147418A (en) * | 1977-10-11 | 1979-04-03 | Polaroid Corporation | Photographic exposure control system with independent ambient and artificial illumination control modes |
| US4160588A (en) * | 1978-03-30 | 1979-07-10 | Eastman Kodak Company | Exposure control apparatus |
| DE3036514C2 (de) * | 1979-10-01 | 1985-07-04 | Eastman Kodak Co., Rochester, N.Y. | Photographische Kamera |
| DE3036522A1 (de) | 1979-10-01 | 1981-04-16 | Eastman Kodak Co., Rochester, N.Y. | Photographische kamera |
-
1979
- 1979-12-31 US US06/108,219 patent/US4351593A/en not_active Expired - Lifetime
-
1980
- 1980-12-30 CA CA000367714A patent/CA1150557A/en not_active Expired
-
1981
- 1981-01-05 JP JP25181A patent/JPS56149021A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0232608B2 (https=) | 1990-07-23 |
| JPS56149021A (en) | 1981-11-18 |
| US4351593A (en) | 1982-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |